下载页面雏形，修复SpkPopup（改用弹出），添加应用列表固定图标缓存

gui/page/spkpagedownloads.cpp

@@ -0,0 +1,29 @@
+
+
+#include "page/spkpagedownloads.h"
+#include "spkutils.h"
+
+SpkUi::SpkPageDownloads::SpkPageDownloads(QWidget *parent) :
+  SpkPageBase(parent)
+{
+  mMainLay = new QVBoxLayout(this);
+  mLayEntries = new QVBoxLayout;
+  mScrollWidget = new QWidget;
+  mScrollArea = new QScrollArea(this);
+
+  mScrollWidget->setLayout(mLayEntries);
+  mScrollArea->setWidget(mScrollWidget);
+  mScrollArea->setWidgetResizable(true);
+  mMainLay->addWidget(mScrollArea);
+  setLayout(mMainLay);
+}
+
+SpkUi::SpkPageDownloads::~SpkPageDownloads()
+{
+  // TODO
+}
+
+void SpkUi::SpkPageDownloads::DownloadProgress(qint64 downloadedBytes, qint64 totalBytes, int id)
+{
+  // TODO
+}